A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 6130-00-317-3054
NSN 6145-01-660-1879
NSN 6135-01-463-3898
NSN 6105-00-896-0190
NSN 5975-01-153-1927
NSN 6135-00-777-5562
NSN 6650-01-406-4959
NSN 6240-00-280-8502
NSN 5930-01-415-5103
NSN 6320-01-592-6248
NSN 6135-01-210-8715
NSN 6620-01-315-8616